gins
of the canals are prolonged on the back of the body whorl like parallel
and somewhat diverging walls is also a singular feature of this species,
which is dedicated to Dr. Thomson, surgeon of the Rattlesnake, and an
excellent botanist. It was found among dead leaves at the roots of trees
in Fitzroy Island.

Helicina stanleyi. Tab. 3 fig. 4. a, b.

Testa lenticularis, superne inferneque convexa, orbicularis, acute
carinata, fusco-carnea, spiraliter striata; spira obtusa; anfractus 4 1/2
leviter convexiusculi; basis imperforata, centraliter laevigata, alba;
apertura oblique sublunata, angulata; peristoma simplex, tenue. Diam.
maj. 6 1/2, min. 6, alt. 5 mill. (Mus. Brit.)

Found on the leaves and trunks of trees and bushes (especially Scaevola
koenigii) in the Duchateau Isles, Louisiade Archipelago. Dedicated to the
late Captain Owen Stanley, R.N.

Helicina louisiadensis. Tab. 3 fig. 5. a, b.

Testa depresso-globosa, superne inferneque convexa, orbicularis, obsolete
sub-angulata, pallide aurantiaca, sub lente spiraliter striata; spira
obtusa; anfractus 4 1/2, vix convexiusculi; basis imperforata,
centraliter sub-impressa; apertura lunata, inferne subangulata; peristoma
incrassatum, aurantiacum, reflexum. Diam. maj. 4 1/2, min. 4, alt. 3
mill. (Mus. Brit.)

On Round Island in Coral Haven, Louisiade Archipelago, under stones. This
pretty little Helicina is nearly allied to some Philippine species.

Helicina gouldiana. Tab. 3 fig. 3. a, b.

Testa depresso-globosa, superne sub-conica, orbicularis, obsolete
subangulata, flava seu rufa, spiraliter striata; spira prominens;
anfractus 5, planati; basis imperforata; apertura sub-lunata, inferne
angulata; peristoma incrassatum, subreflexum, album. Diam. maj. 6, min. 5
1/4, alt. 4 1/2 mill. (Mus. Brit.)

Under the bark of Mimusops kaukii, in the Two Isles, on the North-East
coast of Australia. Dedicated to the indefatigable illustrator of
Australian ornithology.

Ranella pulchella. Tab. 3 fig. 6. a, b.

Testa turrita, utroque alata, acute-caudata, alba; anfractus tumidi,
spiraliter striati, longitudinaliter noduloso-costati, costis crebris,
lateraliter varicosi, varices compressi, aliformes, crenulati, striati,
ad margines crenati; apertura ovato-rotunda, inferne longe-caudata;
peristoma solutum. Long. 20, diam. 14, apert. 4 mill. (Mus. Brit.)

This beautiful shell was dredged in from 8 to 11 fathoms water, on a
bottom of sand and shells between Cumberland Island 1